Key Facts
Vienna, Austria
Households supplied 334 units
Storage capacity 16.000 liter buffer tank
Rooftop Surface 150 m2
Commissioned 2021
Type of collector/supplier sunWin 24M
Project Developer GASOKOL
Annual Energy Delivery approx. 105 MWh
Brief
This part of the Grellgasse residential development is the specific project in Vienna where Gasokol provided the solar thermal installation, a 150 m² collector array supplying renewable heat for 334 apartments and associated facilities. The system generates approximately 105 MWh of solar thermal energy per year, covering hot water and heating needs. The installation significantly reduces reliance on conventional heating and contributes to the complex’s high energy efficiency and sustainability.
Learn more from our member’s website: https://www.gasokol.at/

